Solar-cell



FIG. 1 is a perspective view of a solar-cell showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a sectional view taken on line 8—8 of FIG. 4 showing no illustration of inside mechanism, cables are shown in broken lines forming no part of the claimed design;

FIG. 9 is a second perspective view thereof, shown in an open condition;

FIG. 10 is a third perspective view thereof, shown in an alternate open condition in environmental use; and,

FIG. 11 is a fourth perspective view thereof, shown in another environmental use.

The broken lines showing of cable and outer equipment are for illustrative purpose only and form no part of the claimed design. 

The ornamental design for a solar-cell, as shown and described. 